BS 2772-3:1957
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for iron and steel for colliery cage suspension gear, tub & mine car drawgear and couplings and rope sockets. 1.5 per cent manganese steel castings for mine car couplers
Hardcopy
30-01-1987
English
19-02-1957
Composition, test requirements related to tensile, impact, hardness tests. Non-destructive tests. Tensile test piece, welding procedure.
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